package com.atguigu.springcloud.alibaba.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import com.atguigu.springcloud.alibaba.Myhandler.CustomerBlockHandler;
import com.atguigu.springcloud.entities.CommonResult;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import java.util.concurrent.TimeUnit;

/**
 * @author lilulu
 * @date 2022/6/20 20:23
 */
@RestController
@Slf4j
public class FlowLimitController {

    @GetMapping("/testA")
    public String testA()
    {
       /* try {
            TimeUnit.MILLISECONDS.sleep(800);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }*/
        return "------testA";
    }

    @GetMapping("/testB")
    public String testB()
    {
        log.info(Thread.currentThread().getName()+"\t"+"testB");
        return "------testB";
    }


    /*@GetMapping("/testD")
    public String testD()
    {
        //暂停几秒钟线程
        try { TimeUnit.SECONDS.sleep(1); } catch (InterruptedException e) { e.printStackTrace(); }
        log.info("testD 测试RT");
        return "------testD";
    }*/


   /* @GetMapping("/testD")
    public String testD()
    {
        log.info("testD 测试异常比例");
        int age = 10/0;
        return "------testD";
    }*/
   @GetMapping("/testD")
   public String testD()
   {
       log.info("testD 测试异常数");
       int age = 10/0;
       return "------testD";
   }



    @GetMapping("/testHotKey")
    @SentinelResource(value = "testHotKey",blockHandler = "dealHandler_testHotKey")
    public String testHotKey(@RequestParam(value = "p1",required = false) String p1,
                             @RequestParam(value = "p2",required = false) String p2){
        return "------testHotKey";
    }
    public String dealHandler_testHotKey(String p1, String p2, BlockException exception)
    {
        return "-----dealHandler_testHotKey";
    }



    /**
     * 自定义通用的限流处理逻辑，
     blockHandlerClass = CustomerBlockHandler.class
     blockHandler = handleException2
     上述配置：找CustomerBlockHandler类里的handleException2方法进行兜底处理
     */
    /**
     * 自定义通用的限流处理逻辑
     */
    @GetMapping("/rateLimit/customerBlockHandler")
    @SentinelResource(value = "customerBlockHandler",
            blockHandlerClass = CustomerBlockHandler.class, blockHandler = "handleException2023")
    public CommonResult customerBlockHandler()
    {
        return new CommonResult(200,"按客户自定义限流处理逻辑");
    }



}
